{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003306","480:4800003411","480:4800003221","480:4800002673","480:4800003222","480:4800003408","480:4800003360","480:4800003589","480:4800003470","480:4800003045","480:4800003363","480:4800003582","480:4800003413","480:4800003412","480:4800003130","480:4800003214","480:4800002922","480:4800003303","480:4800003219","480:4800003419","480:4800003095","480:4800003420","480:4800002921","480:4800003127","480:4800003592"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8415252713141219,0.7136984028674142,0.6340526953997153,0.6285333997173898,0.6183097528419674,0.616377982808603,0.6091789594671642,0.605235308330439,0.5989470427750916,0.5945881827773681,0.5886157407533323,0.5818925644857064,0.5789427981105655,0.5580370201444015,0.5565361098445216,0.5491536860383387,0.5334614447668978,0.5285405068923394,0.5231968252169767,0.5149108662980153,0.4983066574178587,0.4960435270622779,0.4891539477837473,0.48458893326693936,0.4812344419941438],"twin_dists":[0.07629266356345196,0.10667033864461728,0.12397718317966765,0.12516102254295172,0.12735194870235161,0.1277657251645713,0.12930741166345236,0.13015185720809086,0.1314984275212567,0.1324320209746099,0.1337116602288299,0.13515304082026272,0.13578582309313228,0.14028007538359574,0.14060354069054054,0.1421964841666217,0.14559485884860526,0.14666456583963172,0.14782861004838435,0.1496390226186132,0.15328926938434106,0.15378933740600478,0.1553157712699352,0.15633072555910638,0.1570784244088636],"n_dims_used":43,"mean_confidence":0.92202324091002},"coverage":{"mean_confidence":0.92202324091002,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}